The high temperatures for the last seven days are: High Temperatures: 81, 78, 83, 89, 80, 87, 78 Find the MEDIAN of the temperatures.

Aregression was run to determine if there is a relationship between hours of tv watched per day (x) and number of situps a person can do (y). the results of the regression were: y=ax+b a=-0.662 b=30.418 r2=0.703921 r=-0.839

Blank × 10-3 is 2,000 times greater than 1.9 × 10-6. it is also blank times greater than 9.5 × 10-4.

Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12